def test_duplicates_in_code_have_two_matches_should_give_one_white_one_black():
code = [1,1,1,4]
guess = '6121'
blacks, whites = count_cracked(guess, code)
assert blacks == 1
assert whites == 1
def test_unique_digits_and_exact_match_should_give_all_blacks():
code = [1,2,3,4]
guess = '1234'
blacks, whites = count_cracked(guess, code)
assert blacks == 4
assert whites == 0
def test_duplicates_in_code_have_one_match_should_give_one_white():
code = [1,1,1,4]
guess = '6321'
blacks, whites = count_cracked(guess, code)
assert blacks == 0
assert whites == 1
def test_unique_digits_and_two_switched_should_give_two_blacks_two_whites():
code = [1,2,3,4]
guess = '4231'
blacks, whites = count_cracked(guess, code)
assert blacks == 2
assert whites == 2
def test_duplicates_in_code_have_two_matches_should_give_one_white_one_black():
code = [1, 1, 1, 4]
guess = '6121'
blacks, whites = count_cracked(guess, code)
assert blacks == 1
assert whites == 1
def test_duplicates_in_code_have_one_match_should_give_one_white():
code = [1, 1, 1, 4]
guess = '6321'
blacks, whites = count_cracked(guess, code)
assert blacks == 0
assert whites == 1
def test_unique_digits_and_exact_match_should_give_all_blacks():
code = [1, 2, 3, 4]
guess = '1234'
blacks, whites = count_cracked(guess, code)
assert blacks == 4
assert whites == 0
def test_unique_digits_and_two_switched_should_give_two_blacks_two_whites():
code = [1, 2, 3, 4]
guess = '4231'
blacks, whites = count_cracked(guess, code)
assert blacks == 2
assert whites == 2